Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K4CVD callsign genealogy
Currently held by Clapp, Brian A
The FCC publishes a previous_call_sign on
every amateur license — a self-link to the licensee's prior callsign.
Following those links produces the chain below.
Previous callsigns
Older callsigns held by K4CVD's current licensee, walking backwards.
- Clapp, Brian ATNgranted 2022-12-07cancelled 2023-01-18
Successor callsigns
Callsigns held now by people who previously held K4CVD.
No current licensee on record previously held this callsign.